docs: def phone_search_query(self, **kwargs):
          """
              Query the Yelp Phone Search API.
              
              documentation: https://www.yelp.com/developers/documentation/v3/business_search_phone
  
              required parameters:
                  * phone - phone number
          """
          if not kwargs.get('phone'):
              raise ValueError('A valid phone number (parameter "phone") must be provided.')
  
          return self._query(PHONE_SEARCH_API_URL, **kwargs)